Dinh, T. T. B., Nguyen, H. T., Bui, C. K., Tran, D. H., Nguyen, V. D., Le, T. H. T., & Le, M. N. (2013). On the relationship between human capital and firm performance. Journal of International Economics and Management, 56, 53-66. https://jiem.ftu.edu.vn/index.php/jiem/article/view/86